DocumentCode
421611
Title
Femtosecond nonlinear phase dispersion of GaAs/AlGaAs quantum wells
Author
Misawa, K. ; Inuzuka, F. ; Nishi, K. ; Lang, R.
Author_Institution
Dept. of Appl. Phys., Tokyo Univ. of Agric. & Technol., Japan
Volume
2
fYear
2004
fDate
16-21 May 2004
Abstract
We determined the femtosecond nonlinear phase and amplitude spectra in GaAs/AlGaAs quantum wells using a polarization-division Sagnac interferometer. The nonlinear dispersion around the excitonic resonance can be explained by ultrafast neutralization of the built-in field.
Keywords
III-V semiconductors; Sagnac interferometers; aluminium compounds; excitons; gallium arsenide; high-speed optical techniques; optical communication; optical dispersion; phase modulation; semiconductor quantum wells; time resolved spectra; GaAs-AlGaAs; GaAs-AlGaAs quantum wells; built-in field; excitonic resonance; femtosecond nonlinear phase dispersion; polarization-division Sagnac interferometer; ultrafast neutralization;
fLanguage
English
Publisher
ieee
Conference_Titel
Lasers and Electro-Optics, 2004. (CLEO). Conference on
Conference_Location
San Francisco, CA
Print_ISBN
1-55752-777-6
Type
conf
Filename
1360806
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